1. BDS (British Dam Society). 1997.Renewable energy and EU attitudes to hydropower, Proceedings of the Institution of Civil Engineers; Water 1–24. London: Thomas Telford. Maritime and energy 124: (available from:http://www.britishdams.org/current_issues/RenewableEnergy.pdf-17k-
2. Prepared for the World Commission on Dams (WCD), Environmental Issues II.1;Bergkamp G.,2000
3. Binder, J. 2000.Small Hydroelectric Power Plants: A Most Efficient Contribution to Renewable Energy, Karntner Elektrizitats Aktiengesellschaft (KELAG). Sixty International Summer School Solar Energy. Applications- Sustainable Energy Issues 204–214. Klagenfurt/Carinthia, Austria: University of Klagenfurt.
4. Environmental impacts of energy
5. Dragu, C., Sels, T. and Belmans, R. Small hydro power-state of the art and applications. International Conference Power Generation and Sustainable Development (AIM). Liège, Belgium. pp.265–270.